Using this calculator, you will calculate the pulse duration of the output pulse of the NE555 IC in monostable or astable mode of operation.

The calculator calculates how much energy we spend by performing selected activities within the given time. This can help you plan your daily calories burned for example.

Using this translator / converter you can quickly and easily check how to spell each word using the international (and not only) phonetic alphabet.

With the Fractions Calculator, you can subtract any two mixed numbers or proper and improper fractions.
Fractions Calculator will show you the result of operations on fractions step by step and will give you explanations of the operations performed to subtracting fractions. You will learn how to simplify fractions, how to find a common denominator, how to find the least common multiple and the greatest common divisor.

Thanks to the 3x3 matrix math calculator, you can easily calculate the determinant of the matrix 3x3, find the complement 3x3 matrix, transpose 3x3 matrix, inverse 3x3 matrix.

Using this calculator, you can calculate the total volume of the solution after dilution and the volume of solvent added during dilution.

The Body Fat percentage calculator will help you calculate the amount of fat stored in your body. It uses a method of measuring skin folds in seven different places on the body.

With this calculator you can calculate the force, mass and acceleration from Newton's Second Law of Motion.

With this calculator you will calculate the average absolute deviation, or mean absolute deviation (MAD), of a data set is the average of the absolute deviations from a central point.

Rail Fence, Zig-Zag cipher online encoder and decoder. Encrypt and decrypt any cipher created in a Rail Fence, Zig-Zag cipher.

With this statistical calculator, you will learn how to calculate the arithmetic mean of a distribution point series (grouped data).

Isosceles trapezoid calculator will help you calculate diagonal of the isosceles, the side length, height, area, perimeter and the radius of the circumscribed circle of the isosceles.

Rectangular trapezoid calculator will help you calculate the long diagonal of the trapezoid, the short diagonal of the trapezoid, the side length, height, area and perimeter of the trapezoid.

The calculator helps you to calculate the present value of money (PV) and the future value of money (FV) in time.

The WHR calculator calculates the ratio of waist circumference to hip circumference.
Thanks to the Talia-Hips calculator, we will find out what type of obesity we have, what is the risk of hypertension, coronary diseases, stroke, atherosclerosis and diabetes, and we will learn the average standard WHR for our gender and age.

Online calculator calculates the mode of series of distributing class intervals. You learn how to find the Modal value for a grouped data with different intervals between the data classes.

You will calculate with fairly high accuracy the likelihood of your baby having a particular blood group.

You can calculate any system of linear equations, both homogeneous and heterogeneous with any number of unknowns by Gauss-Crout elimination method.

With this calculator you will calculate the weighted arithmetic mean.

AtBash cipher online encoder and decoder. Encrypt and decrypt any cipher created in a AtBash cipher.